Added a function lotw_last_qsl_date() to return the last LoTW QSL received date recorded in the DB. We use that information to only pull back a LoTW report from ARRL that has QSLs since the last QSL (inclusive, unfortunately).

application/models/logbook_model.php

@@ -585,6 +585,18 @@ class Logbook_model extends CI_Model {
 		
 		return "Updated";
 	}
+	
+	function lotw_last_qsl_date() {
+    	$this->db->select('COL_LOTW_QSLRDATE');
+    	$this->db->where('COL_LOTW_QSLRDATE IS NOT NULL');
+   		$this->db->order_by("COL_LOTW_QSLRDATE", "desc");
+    	$this->db->limit(1);
+    	
+    	$query = $this->db->get($this->config->item('table_name'));
+    	$row = $query->row();
+    
+   		return $row->COL_LOTW_QSLRDATE;
+  	}
 
     function import($record) {
         // Join date+time